| LEAP-1A26/26E1 ✕ | |
|---|---|
| Family | LEAP-1A |
| EASA ID | 20CM089 |
| Aircraft Engine Manufacturer | CFM International |
| Aircraft Engine Type | Turbofan |
| Comment | Airbus A320neo family |
| Full Weight (kg) | 3153 |
| Diameter (mm) | 1981 |
| Max Rotating Diameter (mm) | 1981 |
| Length (mm) | 3328 |
| Height (mm) | 2362 |
| Width (mm) | 2543 |
| Wikipedia Article (URL) | en.wikipedia.org/wiki/CFM_International_LEAP |
| Fuel | Jet A |
| Fan Blades | 18 |
| Geared Fan | No |
| Low-Pressure Compressor Stages | 3 |
| High-Pressure Compressor Stages | 10 |
| Combustion Chamber | TAPS II |
| High Pressure Compressor Stages | 2 |
| Low-Pressure Turbine Stages | 7 |
| Afterburner | No |
| Streams | 2 |
| Bypass Ratio | 11.1 |
| Overall Pressure Ratio | 33.3 |
| Maximum Takeoff Thrust (kN) | 120.6 |
| Hydrocarbon Take Off (g/kg fuel) | 0.02 |
| Hydrocarbon Climb Out (g/kg fuel) | 0.02 |
| Hydrocarbon Approach (g/kg fuel) | 0.04 |
| Hydrocarbon Idle (g/kg fuel) | 0.29 |
| Hydrocarbon Unitary Average (g/kN) | 0.38 |
| Hydrocarbon Unitary Sigma (g/kN) | 0.05 |
| Hydrocarbon Unitary Range (g/kN) | 0.33-0.43 |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.49 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 2.5 |
| Hydrocarbon LTO (g) | 46 |
| Carbon Monoxide Take Off (g/kg fuel) | 0.24 |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.26 |
| Carbon Monoxide Approach (g/kg fuel) | 2.65 |
| Carbon Monoxide Idle (g/kg fuel) | 21.63 |
| Carbon Monoxide Unitary Average (g/kN) | 27.04 |
| Carbon Monoxide Unitary SD (g/kN) | 1.35 |
| Carbon Monoxide Unitary Range (g/kN) | 25.41-28.38 |
| Carbon Monoxide Unitary Characteristic (g/kN) | 30.81 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 26.1 |
| NOx Take Off (g/kg fuel) | 30.8 |
| NOx Climb Out (g/kg fuel) | 13.38 |
| NOx Approach (g/kg fuel) | 8.75 |
| NOx Idle (g/kg fuel) | 4.61 |
| NOx Unitary Average (g/kN) | 29.3 |
| NOx Unitary SD (g/kN) | 1.35 |
| NOx Unitary Range (g/kN) | 27.63-30.63 |
| NOx Unitary Characteristic (g/kN) | 32.22 |
| NOx Unitaryto Standard (% of limit) | 30.2 |
| NOx Unitaryto CAEP2 (% of limit) | 37.8 |
| NOx Unitaryto CAEP4 (% of limit) | 43.8 |
| NOx Unitaryto CAEP6 (% of limit) | 49.2 |
| NOx Unitaryto CAEP8 (% of limit) | 56.9 |
| NOx LTO (g) | 3535 |
| Smoke Take Off (SN) | 1.3 |
| Smoke Climb Out (SN) | 1.17 |
| Smoke Approach (SN) | 1.31 |
| Smoke Idle (SN) | 1.25 |
| Smoke Max (SN) | 1.56 |
| Smoke Sigma (SN) | 0.15 |
| Smoke Range (SN) | 1.47-1.82 |
| Smoke Characteristic (SN) | 1.83 |
| Smoke Characteristicto Regulatory (% of limit) | 8.1 |
| Fuel Flow Take Off (kg/s) | 0.861 |
| Fuel Flow Climbout (kg/s) | 0.71 |
| Fuel Flow Approach (kg/s) | 0.244 |
| Fuel Flow Idle (kg/s) | 0.091 |
| Fuel LTO (kg) | 330 |
| Fuel Venting Compliant | Yes |
| Carbon Monoxide LTO (g) | 3259 |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP |
| Emissions Data Status | C |
| Emissions Data Superseded | Yes |
| Emissions Superseded By | 01P20CM128 |
| NOx Compliance Demonstration | 2.3.2 e) |
| Turbine Description | 2-stage HP, 7-stage LP |